Home / 114,732.17-172,142.39-55,563.29

Finding the Fourth Proportional to 114,732.17, 172,142.39 and 55,563.29

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Solution

The fourth proportional to 114,732.17, 172,142.39 and 55,563.29 is: 83,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,732.17 : 172,142.39 = 55,563.29 : x
  2. Step 2: Convert to fraction form
    114,732.17/172,142.39 = 55,563.29/x
  3. Step 3: Cross multiply
    114,732.17x = 172,142.39 × 55,563.29
  4. Step 4: Simplify right side
    114,732.17x = 9,564,797,259.05
  5. Step 5: Solve for x
    x = 9,564,797,259.05/114,732.17
  6. Step 6: Final answer
    x = 83,366.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.